From: David Miller <davem@davemloft.net>
To: mst@redhat.com
Cc: john.fastabend@gmail.com, brouer@redhat.com, shrijeet@gmail.com,
tom@herbertland.com, netdev@vger.kernel.org,
shm@cumulusnetworks.com, roopa@cumulusnetworks.com,
nikolay@cumulusnetworks.com
Subject: Re: [PATCH net-next RFC WIP] Patch for XDP support for virtio_net
Date: Thu, 27 Oct 2016 17:42:18 -0400 (EDT) [thread overview]
Message-ID: <20161027.174218.654961317277160121.davem@davemloft.net> (raw)
In-Reply-To: <20161028002814-mutt-send-email-mst@kernel.org>
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Fri, 28 Oct 2016 00:30:35 +0300
> Something I'd like to understand is how does XDP address the
> problem that 100Byte packets are consuming 4K of memory now.
Via page pools. We're going to make a generic one, but right now
each and every driver implements a quick list of pages to allocate
from (and thus avoid the DMA man/unmap overhead, etc.)
next prev parent reply other threads:[~2016-10-27 21:42 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-22 4:07 [PATCH net-next RFC WIP] Patch for XDP support for virtio_net Shrijeet Mukherjee
2016-10-23 16:38 ` Stephen Hemminger
2016-10-24 1:51 ` Shrijeet Mukherjee
2016-10-25 1:10 ` Alexei Starovoitov
2016-10-25 17:36 ` Jakub Kicinski
2016-10-26 13:52 ` Jesper Dangaard Brouer
2016-10-26 16:36 ` Michael S. Tsirkin
2016-10-26 16:52 ` David Miller
2016-10-26 17:07 ` Michael S. Tsirkin
2016-10-26 17:11 ` David Miller
2016-10-27 8:55 ` Jesper Dangaard Brouer
2016-10-27 21:09 ` John Fastabend
2016-10-27 21:30 ` Michael S. Tsirkin
2016-10-27 21:42 ` David Miller [this message]
2016-10-27 22:25 ` Michael S. Tsirkin
2016-10-28 1:35 ` David Miller
2016-10-28 1:43 ` Alexander Duyck
2016-10-28 2:10 ` David Miller
2016-10-28 15:56 ` John Fastabend
2016-10-28 16:18 ` Jakub Kicinski
2016-10-28 18:22 ` Alexei Starovoitov
2016-10-28 20:35 ` Alexander Duyck
2016-10-28 20:42 ` Jakub Kicinski
2016-10-28 20:36 ` Jakub Kicinski
2016-10-29 3:51 ` Shrijeet Mukherjee
2016-10-29 11:25 ` Thomas Graf
2016-11-02 14:27 ` Jesper Dangaard Brouer
2016-11-03 1:28 ` Shrijeet Mukherjee
2016-11-03 4:11 ` Michael S. Tsirkin
2016-11-03 6:44 ` John Fastabend
2016-11-03 22:20 ` John Fastabend
2016-11-03 22:42 ` Michael S. Tsirkin
2016-11-03 23:29 ` John Fastabend
2016-11-04 0:34 ` Michael S. Tsirkin
2016-11-04 23:05 ` John Fastabend
2016-11-06 6:50 ` Michael S. Tsirkin
2016-10-28 17:11 ` David Miller
2016-10-30 22:53 ` Michael S. Tsirkin
2016-11-02 14:01 ` Jesper Dangaard Brouer
2016-11-02 16:06 ` Alexander Duyck
2016-10-28 0:02 ` Shrijeet Mukherjee
2016-10-28 0:46 ` Shrijeet Mukherjee
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